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United States Patent | 5,002,130 |
Laky | March 26, 1991 |
A system for handling a reeled tubing including a guide, a shear for cutting the tubing and a tubing injector including upper and lower strippers and guides and an enclosure for the injector. The enclosure in one form excludes sea water in an open bottomed enclosure and the other maintains pressure in a completely closed enclosure.
Inventors: | Laky; Tibor (Dallas, TX) |
Assignee: | Otis Engineering Corp. (Dallas, TX) |
Appl. No.: | 471386 |
Filed: | January 29, 1990 |
Current U.S. Class: | 166/351; 166/54; 166/77.3; 166/335 |
Intern'l Class: | E21B 019/09; E21B 019/22 |
Field of Search: | 166/77,81,84,82,85,75.1,379,384,54,356,351,335 |
2262364 | Nov., 1941 | Hugel et al. | 166/77. |
2684118 | Jul., 1954 | Osmun | 166/70. |
2790624 | Apr., 1957 | Lofqvist et al. | 277/164. |
3313346 | Apr., 1967 | Cross | 166/77. |
4201074 | May., 1980 | Cox | 166/356. |
4417624 | Nov., 1983 | Gockel | 166/77. |
4515211 | May., 1985 | Reed et al. | 166/77. |
4621403 | Nov., 1986 | Babb et al. | 166/77. |
4899823 | Feb., 1990 | Cobb et al. | 166/356. |